/Engine/Source/Runtime/Online/HTTP/Public/GenericPlatform/GenericPlatformHttp.h
Check the protocol of the provided URL to determine if this is for a secure connection (HTTPS, WSS, etc)
True if secure, false if insecure, unset if unknown
static [TOptional](API\Runtime\Core\IO\TOptional)< bool > IsSecureProtocol ( const FStringView Url )